<http://webisa.webdatacommons.org/341348586>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/482705361>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/341348586> .
<http://webisa.webdatacommons.org/341348586>	<http://www.w3.org/ns/prov#value>	"In stage three, the old are no longer earning wages and must rely on retirement income, including Social Security." .
<http://webisa.webdatacommons.org/341348586>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<chicagobooth.edu> .